In a house these wires run above the ceiling, under the floor or inside the walls and go to the plug sockets, light fittings and switches ... From here the earth wire goes to the distribution board, from where it is connected to all 3-pin plug sockets.
Title | : | Sciemce Matters Module 3 |
Author | : | Rassie Erasmus, Project Literacy (South Africa, James Whitelaw |
Publisher | : | Pearson South Africa - 2002 |
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